About Polymer
A polymer is a substance or material that consists of very large molecules, or macromolecules, that are constituted by many repeating subunits derived from one or more species of monomers.
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Turning billion of £20 notes in the compost

... The Bank of England the massive task of destroying £40bn-worth of paper Bank notes which have been replaced by new Polymer £20 notes on Thursday has begun...
New polymer £20 with painter Turner in the circulation passes

... The Bank of England, the new Polymer £20 said, - in the circulation passes on Thursday - is the first ever banknote...
Millions of plastic £5 and £10 banknotes replaced due to damage

... The Bank of England introduced Polymer 5 pound notes in 2016 and £10 notes of the following year, because they were more durable than the old paper versions...
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Millions of plastic £5 and £10 banknotes replaced due to damage
they were told to stand in the air, and the scrunched in the pockets and survive a spin in the washing machine.
But had to be replaced almost 50 million Plastic £5 and £10 Notes , since they were started, the point is, due to wear and tear, a new set of numbers.
The Bank of England introduced Polymer 5 pound Notes in 2016 and £10 Notes of The Following Year , because they were "more durable" than the old paper versions.
The Bank said the damage was mainly due to "wrinkles, cracks, holes, and foil".
According to the news Agency Press Association , around 20 million Polymer £5 Notes and 26 million £10 Notes have been swapped, because of the damage.
The Bank - The introduction of a new Plastic £20 Note with artist JMW Turner in this Year - has always said, are not the new Notes are indestructible.
The Bank said it expected the new Notes , on average, five years are in Circulation , compared to an average of two years for the old paper designs.
He said, damage to the Plastic Notes has been replaced, in accordance with the expectations and The Number of the Plastic Notes , only a small percentage of the total number in Circulation .
"While we expect that the Polymer Notes have a longer lifespan, it is still too early in The Note of the life cycle, the rate of replacement of Polymer Notes ," it added.
Start the instructions, Governor of The Bank of England, Mark Carney , said the Polymer Notes would be cleaner, safer, and stronger.
"The use of polymers means that it is better to be able to resist, multi-folded purses or bags inside, and can also survive a spin in the washing machine," he said.
banknotes, personal finance, pound sterling (gbp), bank of england
Source of news: bbc.com